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by HxPaul
Mon Sep 22, 2014 7:58 am
Forum: Lambretta Tech
Topic: chain guide
Replies: 10
Views: 4011

Re: chain guide

Buy a good top quality pull down top chain guide and if your going to use a bottom chain guide,use a standard GP200 guide (made for 18/47 wheels) SR sell them for £6.
by HxPaul
Sat Sep 06, 2014 11:04 am
Forum: Lambretta Tech
Topic: Kickstart slipping - HELP!
Replies: 9
Views: 4568

Re: Kickstart slipping - HELP!

Does the piston move in and out of the kickstart shaft without sticking and is the piston spring pushing the piston out far enough to engage first gear.
by HxPaul
Thu Sep 04, 2014 3:59 pm
Forum: Lambretta Tech
Topic: kickstart issue - any thoughts?
Replies: 7
Views: 3058

Re: kickstart issue - any thoughts?

It's a well known problem with the GP as the kickstart it not adjustable. The cure involves removing the gearbox endplate and cutting the ramp part off. You then need to obtain an Li type ramp and fit it to the chaincase cover by drilling and tapping the cover (the cover has the positions already c...
by HxPaul
Wed Sep 03, 2014 11:27 pm
Forum: Lambretta Tech
Topic: Drive side seal retainer
Replies: 12
Views: 4350

Re: Drive side seal retainer

I've always found that halite gaskets in the MEC gasket sets are too thick.
by HxPaul
Tue Aug 26, 2014 3:04 pm
Forum: Carburettor Set-ups
Topic: Lambretta Carb Set-ups.....
Replies: 77
Views: 293231

Re: Lambretta Carb Set-ups.....

Casa 185
GP150 (Indian Vijay super gearbox)
18x47
200 Jetex carb
122 main jet
45 pilot jet
50 choke jet
mixture screw 11/4 turns out
Running through drilled airbox with standard filter
KBA clubman exhaust
Runs as sweet as a nut and returns over 100mpg
by HxPaul
Fri Aug 15, 2014 8:28 pm
Forum: Lambretta Tech
Topic: Casa Conundrum
Replies: 28
Views: 9248

Re: Casa Conundrum

Point taken Ollie. It didn't start doing it with the Jetex. I was running an old faithful original 22 and I've swapped between them as a way of taking some of the variables out of the equation. The fact that it's on there now is because it was no better, or no worse. I've come around to looking at ...
by HxPaul
Mon Aug 11, 2014 8:57 am
Forum: Lambretta Tech
Topic: longest of long shots
Replies: 8
Views: 2788

Re: longest of long shots

"Sticky's" red workshop manual,pages 50 and 70.
by HxPaul
Sun Aug 10, 2014 8:34 pm
Forum: Lambretta Tech
Topic: longest of long shots
Replies: 8
Views: 2788

Re: longest of long shots

thanks, Does the sleeve knock out with a drift? if I took one from another case, would it be re-usable? found stickys book but cant find it shown :? The bush has to be knocked out using a drift after the case is heated in that area.Using one thats been knocked out of another case is a bad idea beca...
by HxPaul
Sun Aug 10, 2014 6:33 pm
Forum: Lambretta Tech
Topic: longest of long shots
Replies: 8
Views: 2788

Re: longest of long shots

Ok stripped out the gearbox, rear hub off etc., etc. pulled the spline out and lo and behold... Two O rings. :evil: cant put my hand on sticky's book at the moment but Ive read on MBs that he has in the past used 3mm O rings. Whats the proper fix? You can use the thicker 3mm o-ring,but if the bush ...
by HxPaul
Wed Jul 30, 2014 7:52 pm
Forum: Tech FAQ
Topic: HELP! Lambretta Gearbox noise
Replies: 27
Views: 13923

Re: HELP! Lambretta Gearbox noise

dapper wrote:Also check that end plate studs/bolts aren't catching on the inside of the rear sprocket. Oh, and when you've sorted it post what was the eventual problem ;)
It could be the chain hitting the end plate studs or layshaft bearing race,if the crown wheel shim is to thin or non existant.

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